Unreal Engine Issues

[CrashReport] UE4Editor_UnrealEd!FLightmassExporter::SetVolumetricLightmapSettings()

This is a trending crash coming out of the 4.18 Previews. Users have not provided any description of their actions when the crash occurred. Source Context 1857 const FVector ImportanceExt ...

Setting spline in Niagara Override Parameters corrupts system after closing level

The USplineComponent appears to be corrupted. It will pass the null check, but operations done on the data cause the engine to crash. (See the linked UDN for more details) ...

Crash when changing "MaximumTextureSize" in "LeaveExistingMips" state

No problem with 4.22.3 ...

[Audio Synesthesia] - Setting a Synesthesia NRT's settings to None crashes editor

Setting an Audio Analysers NRT settings to None crashes the editor. Assertion failed: nullptr != LoudnessSettings [File:D:\SMoyls_UE5_Release-5.1\Engine\Plugins\Runtime\AudioSynesthesia\Source\Audio ...

Crash when Saving Level after Successfully Building with Lightmass on Large Landscapes

A crash occurs when attempting to save a level after building static lighting for a large landscape. I was originally investigating a memory leak issue with landscapes, and the user provided the pa ...

Crash adding a C++ First Person feature pack to a project

Result: Crash while compiling modules for the projectFatal error: [File:d:\Builds\Release-4.18\Engine\Source\Runtime\CoreUObject\Private\Templates\Casts.cpp] [Line: 10] Cast of nullptr to Package fa ...

Shader Crash with Nanite in UE::RHICore::ValidateStaticUniformBuffer

This appears to be a general crash when a SingleLayerWater material is assigned to a Nanite Mesh. ...

[CrashReport] UnrealEditor-Engine!UStaticMeshComponent::BuildTextureStreamingDataImpl

Generated from CrashReporter ...

Crash when changing the Codec in a curve compression setting

The crash will occur when changing the Codec in a curve compression setting. This is a regression do it not happening in 4.26.2.. ...

Crash in BuildVisibleDecalList